Neutral Protease for Controlled Protein Hydrolysis at Mild pH

Neutral Protease Solutions supplies Neutral Protease (Neutral Proteinase) in bulk to manufacturers and resellers: protein hydrolysate and flavour makers, meat and seafood processors, brewers, feed and pet-food makers, leather and cleaning-product formulators, and the distributors who serve them. We sell by quote, for production use.

Buyers use it to break protein down at near-neutral pH, without strong acid or caustic: soy, pea, fish and collagen peptides, savoury bases, meat tenderising, mash protein in brewing, and feed protein meals. What you pay for is the right endpoint, not the most breakdown: the peptide profile, viscosity, solubility and filtration your product needs.

Wholesale and bulk supply for manufacturers and resellers. Request a quote with the product you make, the quantity and the delivery country. Prices and lead times are quoted per order.

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What neutral protease does

Neutral protease catalyzes the cleavage of peptide bonds in proteins under mild pH conditions. In production terms, that means it can reduce molecular size, modify functionality, and release peptides while helping preserve a controllable process environment.

Common process outcomes include:

• Lower viscosity in protein-rich slurries or extracts
• Improved solubility and dispersibility of protein ingredients
• Controlled release of peptides for flavor, nutrition, or functional performance
• Easier clarification, filtration, or separation in selected streams
• More consistent texture, mouthfeel, or digestibility targets
• Recovery of value from protein by-products and side streams

Where it fits

Food protein hydrolysis

Neutral protease is used to convert casein, whey fractions, soy, pea, wheat, rice, yeast, collagen, gelatin, and mixed protein streams into more manageable hydrolysates. It is well suited to processes where strong pH adjustment would create off-notes, salt load, corrosion concerns, or downstream neutralization burden.

Flavor and savory peptide generation

For flavor systems, neutral protease can support peptide release from protein substrates while maintaining a composed process profile. It may be used as part of a multi-step flavor development strategy when the objective is savory depth, extractability, or controlled hydrolysate character.

Plant protein functionality

Plant proteins often require modification to improve hydration, reduce grittiness, improve suspension stability, or tune viscosity. Neutral protease gives formulators a mild-pH tool for adjusting functionality without over-processing the material.

Feed, pet nutrition, and digestibility support

In feed and pet applications, neutral protease can be used to pre-hydrolyze protein ingredients, support digestibility targets, and improve consistency in protein meals or blended nutritional matrices. Process validation should be aligned with the finished product claim and regulatory position.

Technical protein processing

Neutral proteinase can also assist with proteinaceous residues, fermentation-derived biomass, rendering-adjacent streams, and other industrial processes where controlled protein breakdown improves handling, recovery, or separation.

Why mild-pH control matters

A neutral operating window can reduce the process penalties associated with aggressive acid or caustic treatment. For many manufacturers, this helps protect equipment, simplify pH correction, reduce salt formation, and maintain compatibility with other ingredients or downstream steps.

The value is not only biochemical. It is operational:

Buyer concern	Neutral protease advantage
Process variability	Hydrolysis can be tuned by pH, temperature, contact time, substrate loading, and deactivation point
Ingredient compatibility	Mild conditions can reduce unwanted denaturation or excessive functional loss
Downstream handling	Controlled peptide formation may improve pumping, clarification, and filtration
Sensory management	A controlled endpoint helps reduce over-hydrolysis risk
Scale-up	Pilot data can be translated into production checkpoints more reliably than broad enzyme substitution

Dosage and process guidance

Neutral Protease Solutions does not recommend a universal dosage because substrate composition, prior heat treatment, particle size, solids content, pH, temperature, and target degree of hydrolysis all change the required enzyme load.

For initial screening, most teams should run a small matrix rather than a single-point trial:

1. Define the substrate and solids level.
2. Select a mild pH window close to the intended production condition.
3. Test a low, medium, and high enzyme addition level based on enzyme preparation weight relative to protein substrate.
4. Hold temperature and agitation constant.
5. Pull timed samples to track viscosity, soluble nitrogen, peptide profile, sensory direction, or filtration behavior.
6. Stop the reaction at defined endpoints by validated thermal or process deactivation.
7. Confirm the best condition at pilot scale before production adoption.

As a practical starting point, many hydrolysis trials begin with a conservative enzyme preparation addition range and adjust after measurable response is observed. Neutral Protease Solutions can help narrow that range once we know your substrate, batch size, processing temperature, and target outcome.

Stability and handling

Neutral protease should be stored and handled as a functional processing enzyme. Protect the product from prolonged heat, excess moisture, and contamination. Reseal opened packaging promptly and avoid unnecessary exposure to dust-generating conditions.

For production use, confirm:

• Storage temperature and shelf-life on the current lot documentation
• Packaging size and liner compatibility with your dosing system
• Dust control and enzyme-handling procedures for worker safety
• Compatibility with salts, solvents, surfactants, preservatives, or processing aids in your formula
• Deactivation method and verification approach for the finished process

Ordering for production

Tell us the end use and the destination market, and we tell you which documents are available for that grade. Pack sizes, prices and lead times are quoted per order.

Questions worth settling before the first production order:

• Will lot-to-lot performance hold against your own retained reference sample?
• Is the grade right for the market you sell into: food, feed or technical use?
• Does the pack size suit your dosing system and your warehouse?
• Can a bench result be turned into a production operating window?

Selection checklist for procurement and formulation teams

Include these in your inquiry and the quote comes back faster:

• Target substrate: animal, plant, microbial, collagenous, mixed, or by-product stream
• Intended use: food, feed, fermentation, flavor, technical, or other
• Process pH and temperature range
• Batch size and solids level
• Desired output: viscosity reduction, solubility, peptide release, digestibility, flavor, filtration, or texture
• Preferred format: powder, granule, or liquid, subject to availability
• Packaging requirement: small trial pack, drum, carton, or bulk production format
• Regulatory market and destination country
• Expected annual volume and purchase cadence

Reselling neutral protease?

Distributors and resellers use the same form. Tell us your market, the industries your customers are in, the pack size they buy and your expected volume per month; quotes are per order.

Request a quote

Tell us what you are hydrolysing and what result you need. We reply with the grade that fits, a trial approach and a price for your quantity.

Send us:

• the substrate and the product you make
• your process pH and temperature
• the quantity per order or per month
• the delivery country

Prices, pack sizes and lead times are quoted per order.

Go to the inquiry form